Atomic and nuclear properties of lanthanum fluoride (LaF3)
QuantityValueUnits ValueUnits
<Z/A> 0.42879     
Specific gravity 5.900 g cm-3   
Mean excitation energy 336.3 eV   
Minimum ionization 1.346 MeV g-1cm2 7.943 MeV cm-1
Nuclear collision length 87.7 g cm-2 14.86 cm
Nuclear interaction length 142.2 g cm-2 24.10 cm
Pion collision length 113.5 g cm-2 19.24 cm
Pion interaction length 172.8 g cm-2 29.29 cm
Radiation length 10.42 g cm-2 1.766 cm
Critical energy 14.93 MeV (for e-) 14.46 MeV (for e+)
Molière radius 14.80 g cm-2 2.508 cm
Plasma energy ωp 45.83 eV   
Muon critical energy 246. GeV   
Composition:
Elem ZAtomic frac* Mass frac
La
57
1.00
0.709061
F
9
3.00
0.290939
* calculated from mass fraction data

For muons, dE/dx = a(E) + b(E) E. Tables of b(E): PDF TEXT
Table of muon dE/dx and Range: PDF TEXT
Explanation of some entries
Note: Ieff calculated using the ICRU37 Table 5.1 algorithm for liquids and solids